CN104312129A - Carbon fiber reinforced polycarbonate composite and preparation method thereof - Google Patents

Carbon fiber reinforced polycarbonate composite and preparation method thereof Download PDF

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Publication number
CN104312129A
CN104312129A CN201410605194.8A CN201410605194A CN104312129A CN 104312129 A CN104312129 A CN 104312129A CN 201410605194 A CN201410605194 A CN 201410605194A CN 104312129 A CN104312129 A CN 104312129A
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parts
polycarbonate
fibre reinforced
composite material
carbon fiber
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侯锋辉
李英志
门海泉
刘建军
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XI'AN CARBON MATERIAL CO Ltd
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XI'AN CARBON MATERIAL CO Ltd
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B29C2948/9259—Angular velocity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Reinforced Plastic Materials (AREA)

Abstract

The invention discloses a carbon fiber reinforced polycarbonate composite. The carbon fiber reinforced polycarbonate composite is made from the following raw materials in parts by weight: 70-90 parts of polycarbonate, 10-30 parts of carbon fibers, 5 parts of polytetrafluoroethylene, 3-5 parts of compatilizer and 0.4-0.7 part of antioxidant. Besides, the invention further discloses a preparation method of the carbon fiber reinforced polycarbonate composite. Through the addition of a proper quantity of polytetrafluoroethylene and carbon fibers into the polycarbonate, the self-lubrication of the composite can be improved, therefore, wear resistance is improved. Moreover, the antistatic property of the polycarbonate can be improved, the mechanical performance of the polycarbonate can be reinforced, the defects that the antistatic property and the wear resistance of the polycarbonate are poor are improved, and the application of the polycarbonate in certain industry with higher requirements is broadened.

Description

A kind of fibre reinforced polycarbonate composite material and preparation method thereof
Technical field
The invention belongs to technical field of composite materials, be specifically related to a kind of fibre reinforced polycarbonate composite material and preparation method thereof.
Background technology
Polycarbonate (being called for short PC) is a kind of engineering thermoplastic's material of excellent combination property, there is excellent mechanical property, dimensional stability, thermotolerance and winter hardiness, excellent in cushion effect, be widely used in office equipment and the industrial machinery parts such as printing, electronics, electrical equipment, automobile industry, packaging, computer.Polycarbonate has excellent electrical insulating property, and when itself and other material surface contact or phase mutual friction, produce accumulation of static electricity, voltage can reach thousands of volt, causes giving a dinner of welcome, clicking electroshock, even spark discharge, produces a lot of trouble and harm in production and use procedure.Which limits polycarbonate in some application to the higher industry (as printing, paper money counter etc.) of electrostatic requirement.
Polycarbonate itself wears no resistance, in the polycarbonate device of some purposes easy to wear, need effects on surface to carry out special processing.Which limits polycarbonate, at some, the application of higher industry (as printing, paper money counter etc.) is required to wear resistance.
Polycarbonate itself is a kind of engineering thermoplastic's material of excellent combination property, there is the performances such as higher mechanical property, dimensional stability, but along with social progress, the requirement of material is improved, the performance of polycarbonate itself can not satisfy the demands, and therefore this just requires engineering plastics high performance.
Above deficiency seriously limits the application of polycarbonate in the higher industry of ask for something.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned the deficiencies in the prior art, provides a kind of fibre reinforced polycarbonate composite material.This matrix material by adding appropriate tetrafluoroethylene and carbon fiber in polycarbonate, the self lubricity of material can not only be improved thus improve wear resistance, the static resistance of polycarbonate can be improved and the mechanical property of reinforced polycarbonate simultaneously, the shortcoming improving polycarbonate anti-static and wear no resistance, has expanded the application of polycarbonate in the higher industry of ask for something.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of fibre reinforced polycarbonate composite material, it is characterized in that, be made up of the raw material of following weight part: polycarbonate 70-90 parts, 10-30 parts, carbon fiber, tetrafluoroethylene 5 parts, compatilizer 3-5 parts, 0.4-0.7 part, oxidation inhibitor.
Above-mentioned a kind of fibre reinforced polycarbonate composite material, is characterized in that, be made up of the raw material of following weight part: polycarbonate 75-85 parts, 15-25 parts, carbon fiber, tetrafluoroethylene 5 parts, compatilizer 3.5-4.25 parts, 0.45-0.51 part, oxidation inhibitor.
Above-mentioned a kind of fibre reinforced polycarbonate composite material, is characterized in that, be made up of the raw material of following weight part: polycarbonate 80 parts, 20 parts, carbon fiber, tetrafluoroethylene 5 parts, compatilizer 4 parts, 0.48 part, oxidation inhibitor.
Above-mentioned a kind of fibre reinforced polycarbonate composite material, is characterized in that, described compatilizer is ABS-g-MAH.
Above-mentioned a kind of fibre reinforced polycarbonate composite material, is characterized in that, described oxidation inhibitor is antioxidant 1010 and/or irgasfos 168.
In addition, present invention also offers a kind of method preparing above-mentioned fibre reinforced polycarbonate composite material, it is characterized in that, the method comprises the following steps:
Step one, polycarbonate, tetrafluoroethylene, oxidation inhibitor and compatilizer to be mixed;
Step 2, the material after mixing in step one to be added from the main charging opening of twin screw extruder, the side loading mouth of carbon fiber from described twin screw extruder is added, the temperature controlling twin screw extruder is 230 DEG C ~ 270 DEG C, screw speed is 200rpm ~ 500rpm, rate of feeding is 15rpm ~ 100rpm, extruding pelletization, obtains fibre reinforced polycarbonate composite material.
Above-mentioned method, is characterized in that, the extrusion screw rod length-to-diameter ratio of twin screw extruder described in step 2 is 40 ~ 50.
Above-mentioned method, is characterized in that, each district temperature of twin screw extruder described in step 2 from feeding section to head is followed successively by 230 DEG C, 255 DEG C, 265 DEG C, 270 DEG C, 270 DEG C, 270 DEG C, 265 DEG C, 265 DEG C, 265 DEG C, 260 DEG C and 255 DEG C.
Described weight part can be gram, two, jin, kilogram, Dun Deng weight metering unit.
The present invention compared with prior art has the following advantages:
1, the present invention by adding appropriate tetrafluoroethylene and carbon fiber in polycarbonate, and work in coordination with appropriate oxidation inhibitor and compatilizer, the self lubricity of material can not only be improved thus improve wear resistance, the static resistance of polycarbonate can be improved and the mechanical property of reinforced polycarbonate simultaneously, the shortcoming improving polycarbonate anti-static and wear no resistance, has expanded the application of polycarbonate in the higher industry of ask for something.
2, preparation method of the present invention is by controlling extrusion temperature, rate of feeding and screw speed, and the fibre reinforced polycarbonate composite material mechanical property of preparation is homogeneous, antistatic all good with wear resistance.
Below by embodiment, technical scheme of the present invention is described in further detail.
Embodiment
Embodiment 1
The fibre reinforced polycarbonate composite material of the present embodiment, is made up of following raw material: polycarbonate 70g, carbon fiber 30g, tetrafluoroethylene 5g, ABS-g-MAH 3g, antioxidant 1010 0.12g, irgasfos 168 0.28g.
The preparation method of the fibre reinforced polycarbonate composite material of the present embodiment is:
Step one, 70g polycarbonate, 5g tetrafluoroethylene, 0.12g antioxidant 1010,0.28g irgasfos 168 and 3g ABS-g-MAH to be mixed;
Step 2, the material after mixing in step one to be added from the main charging opening of twin screw extruder, the side loading mouth of 30g carbon fiber from described twin screw extruder is added, control each district temperature of twin screw extruder from feeding section to head and be followed successively by 230 DEG C, 255 DEG C, 265 DEG C, 270 DEG C, 270 DEG C, 270 DEG C, 265 DEG C, 265 DEG C, 265 DEG C, 260 DEG C and 255 DEG C, screw speed is 240rpm, rate of feeding is 59rpm, extruding pelletization, obtains fibre reinforced polycarbonate composite material; The extrusion screw rod length-to-diameter ratio of described twin screw extruder is 44.
Comparative example 1-1
The fibre reinforced polycarbonate composite material of this comparative example, is made up of following raw material: polycarbonate 70g, carbon fiber 30g, tetrafluoroethylene 15g, ABS-g-MAH 3g, antioxidant 1010 0.12g, irgasfos 168 0.28g.
Comparative example 1-2
The fibre reinforced polycarbonate composite material of this comparative example, is made up of following raw material: polycarbonate 70g, carbon fiber 30g, tetrafluoroethylene 20g, ABS-g-MAH 3g, antioxidant 1010 0.12g, irgasfos 168 0.28g.
The mechanical property of fibre reinforced polycarbonate composite material prepared by embodiment 1, comparative example 1-1 and comparative example 1-2 is tested, the results are shown in Table 1.
Fibre reinforced polycarbonate compound prepared by table 1 embodiment 1, comparative example 1-1 and comparative example 1-2
The measuring mechanical property result of material
? Embodiment 1 Comparative example 1-1 Comparative example 1-2
Flexural strength (MPa) 214 201 193
Modulus in flexure (MPa) 17238 16820 16100
Tensile strength (MPa) 138 130 120
Elongation at break (%) 1.0 1.0 1.0
Notch shock J/M 107 100 92
Frictional coefficient 0.15 0.148 0.148
Volume resistance Ω cm ﹤1×10 4 ﹤1×10 5 ﹤1×10 4
As can be seen from Table 1, the add-on of tetrafluoroethylene increases, and will obviously reduce the mechanical property of matrix material.
Embodiment 2
The fibre reinforced polycarbonate composite material of the present embodiment, is made up of following raw material: polycarbonate 90kg, carbon fiber 10kg, tetrafluoroethylene 5kg, ABS-g-MAH 5kg, antioxidant 1010 0.7kg.
The preparation method of the fibre reinforced polycarbonate composite material of the present embodiment is:
Step one, 90kg polycarbonate, 5kg tetrafluoroethylene, 0.7kg antioxidant 1010 and 5kg ABS-g-MAH to be mixed;
Step 2, the material after mixing in step one to be added from the main charging opening of twin screw extruder, the side loading mouth of 10kg carbon fiber from described twin screw extruder is added, control each district temperature of twin screw extruder from feeding section to head and be followed successively by 230 DEG C, 255 DEG C, 265 DEG C, 270 DEG C, 270 DEG C, 270 DEG C, 265 DEG C, 265 DEG C, 265 DEG C, 260 DEG C and 255 DEG C, screw speed is 500rpm, rate of feeding is 15rpm, extruding pelletization, obtains fibre reinforced polycarbonate composite material; The extrusion screw rod length-to-diameter ratio of described twin screw extruder is 44.
Comparative example 2-1
The fibre reinforced polycarbonate composite material of this comparative example, is made up of following raw material: polycarbonate 90kg, carbon fiber 10kg, tetrafluoroethylene 15kg, ABS-g-MAH 5kg, antioxidant 1010 0.7kg.
Comparative example 2-2
The fibre reinforced polycarbonate composite material of this comparative example, is made up of following raw material: polycarbonate 90kg, carbon fiber 10kg, tetrafluoroethylene 20kg, ABS-g-MAH 5kg, antioxidant 1010 0.7kg.
The mechanical property of fibre reinforced polycarbonate composite material prepared by embodiment 2, comparative example 2-1 and comparative example 2-2 is tested, the results are shown in Table 2.
Fibre reinforced polycarbonate compound prepared by table 2 embodiment 2, comparative example 2-1 and comparative example 2-2
The measuring mechanical property result of material
? Embodiment 2 Comparative example 2-1 Comparative example 2-2
Flexural strength (MPa) 165 155 147
Modulus in flexure (MPa) 8119 7514 7000
Tensile strength (MPa) 117 110 103
Elongation at break (%) 3.0 3.0 3.0
Notch shock J/M 112 103 97
Frictional coefficient 0.15 0.148 0.148
Volume resistance Ω cm ﹤1×10 5 ﹤1×10 5 ﹤1×10 5
As can be seen from Table 2, the add-on of tetrafluoroethylene increases, and will obviously reduce the mechanical property of matrix material.
Embodiment 3
The fibre reinforced polycarbonate composite material of the present embodiment, is made up of following raw material: polycarbonate 80g, carbon fiber 20g, tetrafluoroethylene 5g, ABS-g-MAH 4g, antioxidant 1010 0.16g, irgasfos 168 0.32g.
The preparation method of the fibre reinforced polycarbonate composite material of the present embodiment is:
Step one, 80g polycarbonate, 5g tetrafluoroethylene, 0.16g antioxidant 1010,0.32g irgasfos 168 and 4g ABS-g-MAH to be mixed;
Step 2, the material after mixing in step one to be added from the main charging opening of twin screw extruder, the side loading mouth of 20g carbon fiber from described twin screw extruder is added, control each district temperature of twin screw extruder from feeding section to head and be followed successively by 230 DEG C, 255 DEG C, 265 DEG C, 270 DEG C, 270 DEG C, 270 DEG C, 265 DEG C, 265 DEG C, 265 DEG C, 260 DEG C and 255 DEG C, screw speed is 240rpm, rate of feeding is 58rpm, extruding pelletization, obtains fibre reinforced polycarbonate composite material; The extrusion screw rod length-to-diameter ratio of described twin screw extruder is 44.
Comparative example 3-1
The fibre reinforced polycarbonate composite material of this comparative example, is made up of following raw material: polycarbonate 80g, carbon fiber 20g, tetrafluoroethylene 15g, ABS-g-MAH 4g, antioxidant 1010 0.16g, irgasfos 168 0.32g.
Comparative example 3-2
The fibre reinforced polycarbonate composite material of this comparative example, is made up of following raw material: polycarbonate 80g, carbon fiber 20g, tetrafluoroethylene 20g, ABS-g-MAH 4g, antioxidant 1010 0.16g, irgasfos 168 0.32g.
The mechanical property of fibre reinforced polycarbonate composite material prepared by embodiment 3, comparative example 3-1 and comparative example 3-2 is tested, the results are shown in Table 3.
Fibre reinforced polycarbonate compound prepared by table 3 embodiment 3, comparative example 3-1 and comparative example 3-2
The measuring mechanical property result of material
? Embodiment 3 Comparative example 3-1 Comparative example 3-2
Flexural strength (MPa) 207 200 192
Modulus in flexure (MPa) 13445 12855 12233
Tensile strength (MPa) 138 129 120
Elongation at break (%) 1.5 1.5 1.5
Notch shock J/M 117 107 100
Frictional coefficient 0.148 0.148 0.148
Volume resistance Ω cm ﹤1×10 4 ﹤1×10 4 ﹤1×10 4
As can be seen from Table 3, the add-on of tetrafluoroethylene increases, and will obviously reduce the mechanical property of matrix material.
Embodiment 4
The fibre reinforced polycarbonate composite material of the present embodiment, is made up of following raw material: polycarbonate 85g, carbon fiber 15g, tetrafluoroethylene 5g, ABS-g-MAH 4.25g, irgasfos 168 0.45g.
The preparation method of the fibre reinforced polycarbonate composite material of the present embodiment is:
Step one, 85g polycarbonate, 5g tetrafluoroethylene, 0.45g irgasfos 168 and 4.25g ABS-g-MAH to be mixed;
Step 2, the material after mixing in step one to be added from the main charging opening of twin screw extruder, the side loading mouth of 15g carbon fiber from described twin screw extruder is added, control each district temperature of twin screw extruder from feeding section to head and be followed successively by 230 DEG C, 255 DEG C, 265 DEG C, 270 DEG C, 270 DEG C, 270 DEG C, 265 DEG C, 265 DEG C, 265 DEG C, 260 DEG C and 255 DEG C, screw speed is 200rpm, rate of feeding is 15rpm, extruding pelletization, obtains fibre reinforced polycarbonate composite material; The extrusion screw rod length-to-diameter ratio of described twin screw extruder is 40.
Comparative example 4-1
The fibre reinforced polycarbonate composite material of this comparative example, is made up of following raw material: polycarbonate 85g, carbon fiber 15g, tetrafluoroethylene 15g, ABS-g-MAH 4.25g, irgasfos 168 0.45g.
Comparative example 4-2
The fibre reinforced polycarbonate composite material of this comparative example, is made up of following raw material: polycarbonate 85g, carbon fiber 15g, tetrafluoroethylene 20g, ABS-g-MAH 4.25g, irgasfos 168 0.45g.
The mechanical property of fibre reinforced polycarbonate composite material prepared by embodiment 4, comparative example 4-1 and comparative example 4-2 is tested, the results are shown in Table 4.
Fibre reinforced polycarbonate compound prepared by table 4 embodiment 4, comparative example 4-1 and comparative example 4-2
The measuring mechanical property result of material
? Embodiment 4 Comparative example 4-1 Comparative example 4-2
Flexural strength (MPa) 180 170 162
Modulus in flexure (MPa) 9490 9340 9210
Tensile strength (MPa) 116 105 97
Elongation at break (%) 2.0 2.0 2.0
Notch shock J/M 110 102 93
Frictional coefficient 0.15 0.148 0.148
Volume resistance Ω cm ﹤1×10 5 ﹤1×10 5 ﹤1×10 5
As can be seen from Table 4, the add-on of tetrafluoroethylene increases, and will obviously reduce the mechanical property of matrix material.
Embodiment 5
The fibre reinforced polycarbonate composite material of the present embodiment, is made up of following raw material: polycarbonate 75kg, carbon fiber 25kg, tetrafluoroethylene 5kg, ABS-g-MAH 3.5kg, antioxidant 1010 0.17kg, irgasfos 168 0.34kg.
The preparation method of the fibre reinforced polycarbonate composite material of the present embodiment is:
Step one, 75kg polycarbonate, 5kg tetrafluoroethylene, 0.17kg antioxidant 1010,0.34kg irgasfos 168 and 3.5kg ABS-g-MAH to be mixed;
Step 2, the material after mixing in step one to be added from the main charging opening of twin screw extruder, the side loading mouth of 25kg carbon fiber from described twin screw extruder is added, control each district temperature of twin screw extruder from feeding section to head and be followed successively by 230 DEG C, 255 DEG C, 265 DEG C, 270 DEG C, 270 DEG C, 270 DEG C, 265 DEG C, 265 DEG C, 265 DEG C, 260 DEG C and 255 DEG C, screw speed is 300rpm, rate of feeding is 100rpm, extruding pelletization, obtains fibre reinforced polycarbonate composite material; The extrusion screw rod length-to-diameter ratio of described twin screw extruder is 50.
Comparative example 5-1
The fibre reinforced polycarbonate composite material of this comparative example, is made up of following raw material: polycarbonate 75kg, carbon fiber 25kg, tetrafluoroethylene 15kg, ABS-g-MAH 3.5kg, antioxidant 1010 0.17kg, irgasfos 168 0.34kg.
Comparative example 5-2
The fibre reinforced polycarbonate composite material of this comparative example, is made up of following raw material: polycarbonate 75kg, carbon fiber 25kg, tetrafluoroethylene 20kg, ABS-g-MAH 3.5kg, antioxidant 1010 0.17kg, irgasfos 168 0.34kg.
The mechanical property of fibre reinforced polycarbonate composite material prepared by embodiment 5, comparative example 5-1 and comparative example 5-2 is tested, the results are shown in Table 5.
Fibre reinforced polycarbonate compound prepared by table 5 embodiment 5, comparative example 5-1 and comparative example 5-2
The measuring mechanical property result of material
? Embodiment 5 Comparative example 5-1 Comparative example 5-2
Flexural strength (MPa) 210 200 192
Modulus in flexure (MPa) 15323 14202 13108
Tensile strength (MPa) 138 138 117
Elongation at break (%) 1.0 1.0 1.0
Notch shock J/M 110 100 93
Frictional coefficient 0.15 0.148 0.148
Volume resistance Ω cm ﹤1×10 4 ﹤1×10 4 ﹤1×10 4
As can be seen from Table 5, the add-on of tetrafluoroethylene increases, and will obviously reduce the mechanical property of matrix material.
The above; it is only preferred embodiment of the present invention; not any restriction is done to the present invention, every above embodiment is done according to invention technical spirit any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solution of the present invention.

Claims (8)

1. a fibre reinforced polycarbonate composite material, is characterized in that, is made up of the raw material of following weight part: polycarbonate 70-90 parts, 10-30 parts, carbon fiber, tetrafluoroethylene 5 parts, compatilizer 3-5 parts, 0.4-0.7 part, oxidation inhibitor.
2. a kind of fibre reinforced polycarbonate composite material according to claim 1, is characterized in that, be made up of the raw material of following weight part: polycarbonate 75-85 parts, 15-25 parts, carbon fiber, tetrafluoroethylene 5 parts, compatilizer 3.5-4.25 parts, 0.45-0.51 part, oxidation inhibitor.
3. a kind of fibre reinforced polycarbonate composite material according to claim 2, is characterized in that, be made up of the raw material of following weight part: polycarbonate 80 parts, 20 parts, carbon fiber, tetrafluoroethylene 5 parts, compatilizer 4 parts, 0.48 part, oxidation inhibitor.
4. a kind of fibre reinforced polycarbonate composite material according to claim 1,2 or 3, is characterized in that, described compatilizer is ABS-g-MAH.
5. a kind of fibre reinforced polycarbonate composite material according to claim 1,2 or 3, is characterized in that, described oxidation inhibitor is antioxidant 1010 and/or irgasfos 168.
6. prepare a method for the fibre reinforced polycarbonate composite material as described in claim 1,2 or 3, it is characterized in that, the method comprises the following steps:
Step one, polycarbonate, tetrafluoroethylene, oxidation inhibitor and compatilizer to be mixed;
Step 2, the material after mixing in step one to be added from the main charging opening of twin screw extruder, the side loading mouth of carbon fiber from described twin screw extruder is added, the temperature controlling twin screw extruder is 230 DEG C ~ 270 DEG C, screw speed is 200rpm ~ 500rpm, rate of feeding is 15rpm ~ 100rpm, extruding pelletization, obtains fibre reinforced polycarbonate composite material.
7. method according to claim 6, is characterized in that, the extrusion screw rod length-to-diameter ratio of twin screw extruder described in step 2 is 40 ~ 50.
8. method according to claim 6, it is characterized in that, each district temperature of twin screw extruder described in step 2 from feeding section to head is followed successively by 230 DEG C, 255 DEG C, 265 DEG C, 270 DEG C, 270 DEG C, 270 DEG C, 265 DEG C, 265 DEG C, 265 DEG C, 260 DEG C and 255 DEG C.
CN201410605194.8A 2014-10-31 2014-10-31 Carbon fiber reinforced polycarbonate composite and preparation method thereof Pending CN104312129A (en)

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CN108264749A (en) * 2017-12-26 2018-07-10 上海普利特复合材料股份有限公司 A kind of high good surface carbon fiber reinforced polycarbonate composite material of flowing and preparation method thereof
CN108517108A (en) * 2018-04-03 2018-09-11 芜湖华佳新能源技术有限公司 A kind of fibre reinforced PC materials for making new-energy automobile vehicle shell

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CN101343409A (en) * 2008-08-27 2009-01-14 毛惠敏 Carbon fiber reinforced composite and preparation thereof
CN101974218A (en) * 2010-11-12 2011-02-16 大河宝利材料科技(苏州)有限公司 Special plastic/acrylonitrile butadiene styrene (PC/ABS) alloy for notebook computer shell
CN102391634A (en) * 2011-07-20 2012-03-28 东莞劲胜精密组件股份有限公司 Highly-abrasion-resistant anti-scratching modified PC (polycarbonate) material and preparation method thereof
CN102875956A (en) * 2012-09-20 2013-01-16 吴江市天源塑胶有限公司 Engineering plastic with high wearing resistance
CN103013026A (en) * 2012-12-03 2013-04-03 合肥杰事杰新材料股份有限公司 Polyester composite material and preparation method thereof
CN104559104A (en) * 2013-10-28 2015-04-29 中国石油化工股份有限公司 Wear-resistant carbon fiber reinforced polycarbonate resin composition and preparation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
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CN106832865A (en) * 2017-03-03 2017-06-13 深圳市景创科技电子有限公司 A kind of antistatic material for handle casing and preparation method thereof
CN108264749A (en) * 2017-12-26 2018-07-10 上海普利特复合材料股份有限公司 A kind of high good surface carbon fiber reinforced polycarbonate composite material of flowing and preparation method thereof
CN108517108A (en) * 2018-04-03 2018-09-11 芜湖华佳新能源技术有限公司 A kind of fibre reinforced PC materials for making new-energy automobile vehicle shell

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Application publication date: 20150128